зеркало из https://github.com/mozilla/gecko-dev.git
136 строки
4.0 KiB
HTML
136 строки
4.0 KiB
HTML
<!doctype html>
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<meta charset=utf-8>
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<title>IndexedDB: </title>
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<meta name="help" href="https://w3c.github.io/IndexedDB/#dom-idbobjectstore-put">
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<meta name="help" href="https://w3c.github.io/IndexedDB/#dom-idbcursor-update">
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script src="support.js"></script>
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<script>
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function ProbeObject() {
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this.id_count = 0;
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this.invalid_id_count = 0;
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this.prop_count = 0;
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Object.defineProperties(this, {
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id: {
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enumerable: true,
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get() {
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++this.id_count;
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return 1000 + this.id_count;
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},
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},
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invalid_id: {
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enumerable: true,
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get() {
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++this.invalid_id_count;
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return {};
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},
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},
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prop: {
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enumerable: true,
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get() {
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++this.prop_count;
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return 2000 + this.prop_count;
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},
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},
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});
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}
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indexeddb_test(
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(t, db) => {
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db.createObjectStore('store', {keyPath: 'id', autoIncrement: true});
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},
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(t, db) => {
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const tx = db.transaction('store', 'readwrite');
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const store = tx.objectStore('store');
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const obj = new ProbeObject();
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store.put(obj);
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assert_equals(
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obj.id_count, 1,
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'put() operation should access primary key property once');
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assert_equals(
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obj.prop_count, 1,
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'put() operation should access other properties once');
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t.done();
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}, 'Key generator and key path validity check operates on a clone');
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indexeddb_test(
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(t, db) => {
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db.createObjectStore('store', {keyPath: 'invalid_id', autoIncrement: true});
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},
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(t, db) => {
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const tx = db.transaction('store', 'readwrite');
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const store = tx.objectStore('store');
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const obj = new ProbeObject();
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assert_throws('DataError', () => { store.put(obj); },
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'put() should throw if primary key cannot be injected');
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assert_equals(
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obj.invalid_id_count, 1,
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'put() operation should access primary key property once');
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assert_equals(
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obj.prop_count, 1,
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'put() operation should access other properties once');
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t.done();
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}, 'Failing key path validity check operates on a clone');
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indexeddb_test(
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(t, db) => {
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const store = db.createObjectStore('store');
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store.createIndex('index', 'prop');
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},
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(t, db) => {
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const tx = db.transaction('store', 'readwrite');
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const store = tx.objectStore('store');
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const obj = new ProbeObject();
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store.put(obj, 'key');
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assert_equals(
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obj.prop_count, 1, 'put() should access index key property once');
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assert_equals(
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obj.id_count, 1,
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'put() operation should access other properties once');
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t.done();
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}, 'Index key path evaluations operate on a clone');
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indexeddb_test(
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(t, db) => {
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const store = db.createObjectStore('store', {keyPath: 'id'});
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store.createIndex('index', 'prop');
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},
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(t, db) => {
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const tx = db.transaction('store', 'readwrite');
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const store = tx.objectStore('store');
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const obj = new ProbeObject();
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store.put(obj);
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assert_equals(
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obj.id_count, 1, 'put() should access primary key property once');
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assert_equals(
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obj.prop_count, 1, 'put() should access index key property once');
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t.done();
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}, 'Store and index key path evaluations operate on the same clone');
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indexeddb_test(
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(t, db) => {
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const store = db.createObjectStore('store', {keyPath: 'id'});
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store.createIndex('index', 'prop');
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},
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(t, db) => {
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const tx = db.transaction('store', 'readwrite');
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const store = tx.objectStore('store');
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store.put(new ProbeObject());
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store.openCursor().onsuccess = t.step_func((event) => {
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const cursor = event.target.result;
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const obj = new ProbeObject();
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cursor.update(obj);
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assert_equals(
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obj.id_count, 1, 'put() should access primary key property once');
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assert_equals(
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obj.prop_count, 1, 'put() should access index key property once');
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t.done();
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});
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}, 'Cursor update checks and keypath evaluations operate on a clone');
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</script>
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